Pentetrazole
戊(撑)四唑, 卡地阿唑
🗣️ 情景例句
Jack Wang? No, I don't think I know him.
杰克王？我想我不认识。
Does this radio belong to you?
这台收音机是你的吗？
Sally is looking at a big ship.
莎莉正在观看一艘大船。